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Re^2: biased random number picking

by salva (Abbot)
on Jul 12, 2012 at 05:32 UTC ( #981301=note: print w/ replies, xml ) Need Help??


in reply to Re: biased random number picking
in thread biased random number picking

the slice is expensive and not really required:
my $choice = int(rand($#options + 1)); say 'Choice #', $_, ' is ', $options[$choice]; $options[$choice] = $options[-1]; pop @options;

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